Methods The experimental study was performed by three methods, test CTL cells activity test, Tcell subsetstest, and serum IgG ELBA test.

• 方法 通过检测小鼠细胞毒性T细胞(CTL)杀伤活性、T淋巴细胞亚群、IgG水平来观察龙威口服液对免疫功能的调节作用。